Mets call up Zach Thornton, option Daniel Duarte to Triple-A

PORT ST. LUCIE, FL - MARCH 09: Zach Thornton (21) of the New York Mets delivers a pitch during a spring training game against the Miami Marlins on March 09, 2026 at Clover Park in Port St. Lucie, Florida. (Photo by Joe Robbins/Icon Sportswire via Getty Images) | Icon Sportswire via Getty Images The Mets have officially called up Zach Thornton, who will make his major league debut tonight for the Mets against the Nationals. The left-hander will wear number 49, most recently worn by Chris Devens